From 5e7b905f19f75fa61ef22711df7331f4d6ae4244 Mon Sep 17 00:00:00 2001
From: Oliver Gugger <gugger@gmail.com>
Date: Tue, 27 Apr 2021 15:47:31 +0200
Subject: [PATCH] lnrpc: fix WS close error

Fixes the logged error "WS: error closing upgraded conn: tls: failed to
send closeNotify alert (but connection was closed anyway): write tcp4
<ip>-><ip>: write: connection reset by peer" that is caused by the
client closing the connection on its end.
---
 lnrpc/websocket_proxy.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lnrpc/websocket_proxy.go b/lnrpc/websocket_proxy.go
index 9079fc5f..fb43b923 100644
--- a/lnrpc/websocket_proxy.go
+++ b/lnrpc/websocket_proxy.go
@@ -372,6 +372,9 @@ func IsClosedConnError(err error) bool {
 	if strings.Contains(str, "broken pipe") {
 		return true
 	}
+	if strings.Contains(str, "connection reset by peer") {
+		return true
+	}
 	return websocket.IsCloseError(
 		err, websocket.CloseNormalClosure, websocket.CloseGoingAway,
 	)